###############################################################################
#
# The MIT License (MIT)
#
# Copyright (c) Crossbar.io Technologies GmbH
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
###############################################################################

from os import environ
from twisted.internet.defer import returnValue
from autobahn.twisted.wamp import Application


app = Application('com.example')


@app.register()
def add2(a, b):
    print("add2() called")
    return a + b


@app.register('com.example.hello')
def hello():
    print("hello() called")
    res = yield app.session.call('com.example.add2', 2, 3)
    returnValue("Hello {}".format(res))


@app.signal('onjoined')
def onjoined():
    print("realm joined!")


if __name__ == "__main__":
    app.run(
        environ.get("AUTOBAHN_DEMO_ROUTER", "ws://127.0.0.1:8080/ws"),
        "crossbardemo",
    )
